Step 1:The backside of this polka dot paper is
completely white.
Valley-fold over this line.
Step 2:
The red part has the same size as the white part.
Valley-fold over these 2 lines.
Step 3:
Fold the piece above the purple line downwards.
Step 4:
Valley-fold over these 2 lines.
Step 5:
Prefold in half over this line.
Step 6:
Fold over these 2 purple lines to make a large pleat.
Step 7:
Fold over these 2 lines to make another pleat
Step 8:
Fold over these 3 purple lines.
Step 9:
Turn the model
Step 10:
Mountain-fold over these 2 purple lines
Step 11:
Valley-fold over these 2 purple lines.
Step 12:
Take the 2 ends between your fingers, see arrows
Step 13:
Lock the 2 ends together by making valley-folds over
these 3 purple lines. Start with the upper line.
Step 14:
Push the model open from the inside
